#conding:utf-8

import tornado.web
import tornado.ioloop

class Index(tornado.web.RequestHandler):

	def get(self):
		self.write("hello world")


if __name__ == "__main__":
	app = tornado.web.Application([
		(r'/',Index),
		])
	app.listen(8000)
	tornado.ioloop.IOLoop.current().start()



